Port Allen Small Boat Harbor Weather Forecast

    • 73
    • 81

    Rain Showers Likely

    • 74
    • 81

    Rain Showers Likely

    • 71
    • 80

    Rain Showers Likely

    • 71
    • 80

    Rain Showers Likely

    • 71
    • 80

    Rain Showers

    • 72
    • 81

    Rain Showers

    • 72
    • 81

    Rain Showers

Today 15 Dec Kauai Southwest

Mostly cloudy. Showers likely and slight chance of Thunderstorms late in the Morning, then occasional Showers and slight chance of Thunderstorms in the afternoon. Locally heavy rainfall possible. Highs around 82 near the shore to around 71 above 3000 feet. South Winds up to 10 Mph increasing to 10 to 15 Mph in the afternoon. Chance of rain 90 percent.

Tonight 15 Dec Kauai Southwest

Mostly cloudy. Showers likely and slight chance of Thunderstorms in the Evening, then numerous Showers after midnight. Locally heavy rainfall possible in the evening. Lows 68 to 73 near the shore to around 61 above 3000 feet. Southeast Winds up to 15 Mph. Chance of rain 70 percent.

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Port Allen Small Boat Harbor Temperature Statistics

December Temperature

Kekaha, Pacific Missile Test Facility Barking Sands (15.5 miles)

  • Lowest 12 December, 2025

    66.9 °F
  • Average December

    75.1 °F
  • Highest 5 December, 2025

    84 °F

Climate (2020–Present)

Kekaha, Pacific Missile Test Facility Barking Sands (15.5 miles)

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  • Average Low 2020–2025

    69.8 °F
  • Average 2020–2025

    76.7 °F
  • Average High 2020–2025

    83.1 °F
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